Printer and digital camera with printer

A printer comprising:

• a loading room into which any one of a first instant film pack or a second instant film pack is loaded, the first instant film pack including at least a plurality of first instant films and a first case which accommodates the first instant films in a stacking manner and in which a discharge port for discharging the first instant film is formed, the second instant film pack including at least a plurality of second instant films of which a dimension in a width direction is smaller than a dimension of the first instant film and a second case which accommodates the second instant films in a stacking manner and in which a discharge port for discharging the second instant film is formed;
• an exposure head that exposes an image on the first instant film or the second instant film;
• a position alignment unit that aligns the second instant film pack so as to be shifted to one side of the loading room in the width direction;
• a detector that is provided on a side surface on an other side of the loading room and detects that the first instant film pack is loaded;
• and a processor,
• wherein the processor performs control to switch between exposure ranges in which the exposure head exposes the image according to a signal from the detector, and the exposure head has a maximum irradiation range larger than a largest exposure surface of the first instant film.